🇵🇱 Poland Open Source Contributors

Discover the top open source developers from the Poland who are revolutionizing the IT world with their exceptional talent and ground-breaking projects.

Developers

20,861

Organizations

1,397

Repositories

111,122

Top Rank

Scala, TypeScript, C#

🇵🇱 Made in Poland Compare with other countries 🌐 All countries

Top Contributors

2301
Krzysiek Ciesielski (@kciesielski)

kciesielski

Scala, JavaScript, Java
83
star
2302
Tomasz Frydrychewicz (@tfrydrychewicz)

tfrydrychewicz

JavaScript
83
star
2303
Yuriy (@Eimaen)

Eimaen

JavaScript, C#, TypeScript
82
star
2304
@srozb

srozb

Python, Nim, Shell
82
star
2305
Dawid Woźniak (@dawidw)

dawidw

82
star
2306
Roch Goszczyński (@Groszczu)

Groszczu

JavaScript, C#, TypeScript
82
star
2307
Łukasz Biegaj (@lpiob)

lpiob

Lua, HTML, C++
82
star
2308
Irek Róg (@irekrog)

irekrog

TypeScript, JavaScript, CSS
82
star
2309
Golang Poland Meetups (@golangpoland)

golangpoland

JavaScript
82
star
2310
Maciej Dąbrowski (@mdabrowski1990)

mdabrowski1990

Python
82
star
2311
furious programming (@furious-programming)

furious-programming

Pascal
82
star
2312
Zdrzalik Przemyslaw (@ZdrzalikPrzemyslaw)

ZdrzalikPrzemyslaw

Python, Java, C++
82
star
2313
@Defective4

Defective4

Java
82
star
2314
Krzysztof Z. (@Zlvsky)

Zlvsky

TypeScript, JavaScript
82
star
2315
Alex Jarmoszuk (@ajarmoszuk)

ajarmoszuk

PHP, HTML, C#
82
star
2316
Computer Vision Laboratory (@vision-agh)

vision-agh

Python, C++, Jupyter Notebook
82
star
2317
Przemyslaw Kowalczyk (@szeryf)

szeryf

Ruby, JavaScript, Objective-C
82
star
2318
Dominik Baran (@Yozer)

Yozer

C#, Python
82
star
2319
Nikoloz Buligini (@NikaBuligini)

NikaBuligini

JavaScript, TypeScript, Objective-C
82
star
2320
Kamil (@xTeJk)

xTeJk

C++, C#, C
82
star
2321
Grzegorz Koperwas (@HakierGrzonzo)

HakierGrzonzo

Python, TypeScript, Mathematica
82
star
2322
Michael Coles (@sanmiguel)

sanmiguel

Vim Script, Erlang, Elixir
82
star
2323
TECHBASE Group (@techbase123)

techbase123

Python
82
star
2324
Klaudiusz Marszałek (@ja-klaudiusz)

ja-klaudiusz

JavaScript, TypeScript, Vue
82
star
2325
Piotr Tomasz Monarski (@Monar)

Monar

JavaScript
82
star
2326
Sebastian Pająk (@spajak)

spajak

JavaScript, C++, CSS
82
star
2327
Beyond Scheme (@BeyondScheme)

BeyondScheme

HTML, TypeScript, Elixir
82
star
2328
Krystian Żądło (@koddlo)

koddlo

PHP
82
star
2329
Coders School (@coders-school)

coders-school

C++, HTML, JavaScript
82
star
2330
Michał Korzycki (@MichalKorzycki)

MichalKorzycki

Jupyter Notebook
82
star
2331
Marek Piechut (@marekpiechut)

marekpiechut

C, Python, JavaScript
82
star
2332
Wojciech Sura (@wojciechsura)

wojciechsura

JavaScript, C#
82
star
2333
Electronics and Computer Science Club (@knei-knurow)

knei-knurow

Go, C, C++
81
star
2334
@JAQUBA

JAQUBA

81
star
2335
Bohdan Shcherbak (@akucintavalent)

akucintavalent

JavaScript, Ruby, CSS
81
star
2336
Robot Control and Pattern Recognition Group ROS packages (@RCPRG-ros-pkg)

RCPRG-ros-pkg

C++, Python, CMake
81
star
2337
Krzysztof Koziarski (@kkoziarski)

kkoziarski

C#, TypeScript
81
star
2338
Andrzej Giniewicz (@aginiewicz)

aginiewicz

TeX
81
star
2339
Dorian Mazur (@DorianMazur)

DorianMazur

Java, TypeScript
81
star
2340
Nazar Sukhovych (@naz013)

naz013

Kotlin, Java, C
81
star
2341
Kornelia Kobiela (@korneliakobiela)

korneliakobiela

JavaScript, HTML, CSS
81
star
2342
Radosław Reguła (@radoslawregula)

radoslawregula

Python, C++
81
star
2343
Michał Karol Sondej (@mksondej)

mksondej

JavaScript, PowerShell
81
star
2344
Daniel Dekanski (@ddekanski)

ddekanski

Java
81
star
2345
Wojciech Gradkowski (@gradusnikov)

gradusnikov

Java
81
star
2346
Paweł Strzałkowski (@pstrzalk)

pstrzalk

Ruby
81
star
2347
Wojciech Kwolek (@irth)

irth

Go, Python, TypeScript
81
star
2348
Sylwia Mielnicka (@SylwiaOliwia2)

SylwiaOliwia2

Jupyter Notebook, Python
81
star
2349
DayOne.pl (@dayone-labs)

dayone-labs

JavaScript, HTML
81
star
2350
Krzysztof Koziarek (@krzynio)

krzynio

Python, Arduino, Dockerfile
80
star
2351
Stanisław Wasiutyński (@Stanley)

Stanley

JavaScript, Ruby, Shell
80
star
2352
Mateusz (@Majchrzak)

Majchrzak

C#
80
star
2353
Spark Solutions (@spark-solutions)

spark-solutions

Ruby, TypeScript
80
star
2354
Polidea Internal (@PolideaInternal)

PolideaInternal

Python, Java, Shell
80
star
2355
Bogusz Janiak (@Montanaz0r)

Montanaz0r

Jupyter Notebook, Python
80
star
2356
Piotr Zagawa (@pzagawa)

pzagawa

Swift, Objective-C, Java
80
star
2357
Keios Solutions (@keiosweb)

keiosweb

PHP, JavaScript, HTML
80
star
2358
@pokonski

pokonski

Ruby, JavaScript, Python
80
star
2359
Karol Trojanowski (@lyckantropen)

lyckantropen

Python, C++
80
star
2360
Edgard Castro (@edgard)

edgard

Go, Shell, Python
80
star
2361
Jake (@jakemiki)

jakemiki

TypeScript
80
star
2362
@versedi

versedi

JavaScript, HTML, PHP
80
star
2363
Haroldo Olivieri (@haroldolivieri)

haroldolivieri

Kotlin, Java, Dart
80
star
2364
Sylwia Majchrowska (@majsylw)

majsylw

MATLAB, Python, R
80
star
2365
Dawid Kałędkowski (@gogonzo)

gogonzo

R
80
star
2366
Bruno Kawka (@letelete)

letelete

TypeScript, Python, Kotlin
80
star
2367
prefetcher (@purifetchi)

purifetchi

C#, Ruby, HTML
80
star
2368
Victor B. (@itsvic-dev)

itsvic-dev

Python, C++, C
80
star
2369
@ayeo

ayeo

PHP, Python, Scala
79
star
2370
Maciej Sławik (@maciejslawik)

maciejslawik

PHP, Dockerfile, Shell
79
star
2371
Jakub Jafra (@jakubjafra)

jakubjafra

JavaScript, HTML
79
star
2372
@AdrianStrugala

AdrianStrugala

C#
79
star
2373
Piotr Rugala (@prugala)

prugala

PHP, Go
79
star
2374
@HP888

HP888

Java, C++, Go
79
star
2375
Michał Ziobro (@michzio)

michzio

Swift, Java, Objective-C
79
star
2376
Michal Weinert (@ironhalik)

ironhalik

Shell, Dockerfile, Python
79
star
2377
Michał Kwiecień (@MichalTKwiecien)

MichalTKwiecien

Swift
79
star
2378
Tomek Wytrębowicz (@tomalec)

tomalec

HTML, JavaScript, Python
79
star
2379
Wojtek Nowak (@PythonicNinja)

PythonicNinja

Python, C#, TypeScript
79
star
2380
Michał Kempka (@mihahauke)

mihahauke

Python
79
star
2381
@fMRIAnalysisCourse

fMRIAnalysisCourse

Jupyter Notebook
79
star
2382
Łukasz Łazarecki (@b005t3r)

b005t3r

ActionScript, Kotlin, Java
79
star
2383
Daniel Szerszeń (@roszpun)

roszpun

JavaScript
79
star
2384
Marcin Badurowicz (@ktos)

ktos

C#, C++, PowerShell
79
star
2385
Kamil (@fojuth)

fojuth

PHP, JavaScript
79
star
2386
@redzej

redzej

Python
79
star
2387
Łukasz Jąder (@ljader)

ljader

Java, Ruby
79
star
2388
Mateusz Lewczak (@LeftarCode)

LeftarCode

C++, Jupyter Notebook, Python
79
star
2389
Hubert Jagodziński (@hjagodzinski)

hjagodzinski

C++
79
star
2390
Wojtek Mandrysz (@tetek)

tetek

Objective-C, Swift, JavaScript
79
star
2391
Evgeny Lychkovsky (@miphreal)

miphreal

Python, Jinja
79
star
2392
Mateusz Baran (@mateuszbaran)

mateuszbaran

Julia, C++
78
star
2393
GGORG (@GGORG0)

GGORG0

JavaScript, Python, Shell
78
star
2394
Marcin Borkowski (@marborkowski)

marborkowski

JavaScript, C++, TypeScript
78
star
2395
Oskar M. (@OMIsie11)

OMIsie11

Kotlin
78
star
2396
Dawid Ciecierski (@davidcie)

davidcie

PHP, C++
78
star
2397
Aleksander Tatarczyk (@Asvarox)

Asvarox

TypeScript
78
star
2398
Szymon (@szpaku80)

szpaku80

Smali
78
star
2399
Andrei Panamarenka (@sjke)

sjke

JavaScript, TypeScript, Ruby
78
star
2400
Sebastian Nowicki (@sebnow)

sebnow

C, Go, Python
78
star

Statistics

By location

Warsaw 30.6%
Kraków 19.2%
Wrocław 13.4%
Poznań 8.2%
Gdańsk 6.2%
Other 22.5%

By programing language

JavaScript
 		19.8%
Python
 		13.3%
Java
 		9.8%
C++
 		7.8%
TypeScript
 		7.7%
Other 		41.6%

World rating by programing language (country/rank)

Scala
 		9
TypeScript
 		10
C#
 		10
C++
 		11
Java
 		12

* More analytics for signed in users.